ZKL Skirmish tab for offline vs bot

99% working. support all mod (including mission) & spring.
Pros: is working, can do stuff with it.
Cons: some suggestion is not implemented (like saving previous settings, default setting, and auto startposition). 

*generated startscript is used to run Spring & also stored in Spring data-dir as "script.txt".
*Its UI is 99% recycled from current Battle room, similar layout, icons, menu and shortcuts. 100% ZKL-esque